package org.itheima.mapper;

import org.apache.ibatis.annotations.*;
import org.itheima.pojo.User;
@Mapper
public interface UserMapper {
    //根据用户名查询用户
    @Select("select * from user where username=#{username}")
    User findByUserName(String username);

    //添加新用户
    @Insert("insert into user(username,password,create_time,update_time)" +
            "values (#{username},#{password},now(),now())")
    void add(String username, String password);

    //更新用户数据
    @Update("update user set nickname=#{nickname},email=#{email},update_time=#{updateTime} where id=#{id}")
    void update(User user);

    //更新头像
    @Update("update user set user_pic = #{avatarUrl},update_time = now() where id = #{id}")
    void avatarUrl(String avatarUrl,Integer id);//把这里接受的  id  给sql语句用

    //修改密码
    @Update("update user set password=#{md5String},update_time = now() where id=#{id}")
    void updatePwd(String md5String, Integer id);
}
